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[dcpomatic.git] / src / lib / upmixer_b.cc

diff --git a/src/lib/upmixer_b.cc b/src/lib/upmixer_b.cc
index 65452424ad066dcf0bd8551414e66f43d4552ba2..3b0c2d94f8c7e55ce2196a61e31e6c1f7f9290ee 100644 (file)
--- a/src/lib/upmixer_b.cc
+++ b/src/lib/upmixer_b.cc
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2015 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2015-2021 Carl Hetherington <cth@carlh.net>
 
     This file is part of DCP-o-matic.
 
@@ -18,18 +18,20 @@
 
 */
 
+
 #include "upmixer_b.h"
 #include "audio_buffers.h"
 #include "audio_mapping.h"
-#include <boost/make_shared.hpp>
 
 #include "i18n.h"
 
+
 using std::string;
+using std::make_shared;
 using std::min;
 using std::vector;
-using boost::shared_ptr;
-using boost::make_shared;
+using std::shared_ptr;
+
 
 UpmixerB::UpmixerB (int sampling_rate)
        : _lfe (0.01, 150.0 / sampling_rate)
@@ -38,6 +40,7 @@ UpmixerB::UpmixerB (int sampling_rate)
 
 }
 
+
 string
 UpmixerB::name () const
 {
@@ -51,26 +54,29 @@ UpmixerB::id () const
        return N_("stereo-5.1-upmix-b");
 }
 
+
 int
 UpmixerB::out_channels () const
 {
        return 6;
 }
 
+
 shared_ptr<AudioProcessor>
 UpmixerB::clone (int sampling_rate) const
 {
-       return make_shared<UpmixerB> (sampling_rate);
+       return make_shared<UpmixerB>(sampling_rate);
 }
 
+
 shared_ptr<AudioBuffers>
 UpmixerB::run (shared_ptr<const AudioBuffers> in, int channels)
 {
-       shared_ptr<AudioBuffers> out = make_shared<AudioBuffers> (channels, in->frames());
+       auto out = make_shared<AudioBuffers>(channels, in->frames());
 
        /* L + R minus 6dB (in terms of amplitude) */
-       shared_ptr<AudioBuffers> in_LR = in->channel(0);
-       in_LR->accumulate_frames (in->channel(1).get(), 0, 0, in->frames());
+       auto in_LR = in->channel(0);
+       in_LR->accumulate_frames (in->channel(1).get(), in->frames(), 0, 0);
        in_LR->apply_gain (-6);
 
        if (channels > 0) {
@@ -96,7 +102,7 @@ UpmixerB::run (shared_ptr<const AudioBuffers> in, int channels)
        shared_ptr<AudioBuffers> S;
        if (channels > 4) {
                /* Ls is L - R with some delay */
-               shared_ptr<AudioBuffers> sub = make_shared<AudioBuffers> (1, in->frames());
+               auto sub = make_shared<AudioBuffers>(1, in->frames());
                sub->copy_channel_from (in.get(), 0, 0);
                float* p = sub->data (0);
                float const * q = in->data (1);
@@ -115,6 +121,7 @@ UpmixerB::run (shared_ptr<const AudioBuffers> in, int channels)
        return out;
 }
 
+
 void
 UpmixerB::flush ()
 {
@@ -122,6 +129,7 @@ UpmixerB::flush ()
        _delay.flush ();
 }
 
+
 void
 UpmixerB::make_audio_mapping_default (AudioMapping& mapping) const
 {
@@ -132,11 +140,12 @@ UpmixerB::make_audio_mapping_default (AudioMapping& mapping) const
        }
 }
 
-vector<string>
+
+vector<NamedChannel>
 UpmixerB::input_names () const
 {
-       vector<string> n;
-       n.push_back (_("Upmix L"));
-       n.push_back (_("Upmix R"));
-       return n;
+       return {
+               NamedChannel(_("Upmix L"), 0),
+               NamedChannel(_("Upmix R"), 1)
+       };
 }